Sussex County, DE

ZIP 19933

In ZIP 19933, 6 of the 12 things we check have at least one part graded D or F.

• Drinking water: Georgetown Water Department has 2 contaminants at or over an EPA legal limit; 23 contaminants are above health goals, led by pfos at 9.7× California’s Public Health Goal.
• Nearest Superfund site: Blades Groundwater, 2.4 miles away (2 within 10 miles).
• Largest share of modeled toxic air from industry: Trinity Sterile (86%), mostly ethylene oxide.
• Fine particles (PM2.5) average 6.1 µg/m³; the WHO guideline is 5 and the EPA annual standard is 9.
• About 538,410 kg of agricultural pesticides are applied in the county each year.

Grades for ZIP 19933

• Superfund sites nearbyA to F
• Factories and industrial sitesB to C
• Oil and gas wellsA
• Parks and nature nearbyC to D
• Air qualityA
• Drinking water qualityB to F
• Pesticide useF
• Neighborhood health statusD to F
• Past wildfire impactsA
• Past flood impactsB to F
• Noise levelsA
• Radiation signalsB to C

Based on 9 census tracts · compiled September 10, 2026 · how each grade works and its sources

Loading the full report, with every source…